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Diffstat (limited to 'agent/sexp-parse.h')
-rw-r--r-- | agent/sexp-parse.h | 98 |
1 files changed, 0 insertions, 98 deletions
diff --git a/agent/sexp-parse.h b/agent/sexp-parse.h deleted file mode 100644 index 6baca08cf..000000000 --- a/agent/sexp-parse.h +++ /dev/null @@ -1,98 +0,0 @@ -/* sexp-parse.h - S-Exp helper functions - * Copyright (C) 2002 Free Software Foundation, Inc. - * - * This file is part of GnuPG. - * - * GnuPG is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * GnuPG is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA - */ - -#ifndef SEXP_PARSE_H -#define SEXP_PARSE_H - -#include "../common/util.h" - -/* Return the length of the next S-Exp part and update the pointer to - the first data byte. 0 is return on error */ -static inline size_t -snext (unsigned char const **buf) -{ - const unsigned char *s; - int n; - - s = *buf; - for (n=0; *s && *s != ':' && digitp (s); s++) - n = n*10 + atoi_1 (s); - if (!n || *s != ':') - return 0; /* we don't allow empty lengths */ - *buf = s+1; - return n; -} - -/* Skip over the S-Expression BUF points to and update BUF to point to - the chacter right behind. DEPTH gives the initial number of open - lists and may be passed as a positive number to skip over the - remainder of an S-Expression if the current position is somewhere - in an S-Expression. The function may return an error code if it - encounters an impossible conditions */ -static inline int -sskip (unsigned char const **buf, int *depth) -{ - const unsigned char *s = *buf; - size_t n; - int d = *depth; - - while (d > 0) - { - if (*s == '(') - { - d++; - s++; - } - else if (*s == ')') - { - d--; - s++; - } - else - { - if (!d) - return GNUPG_Invalid_Sexp; - n = snext (&s); - if (!n) - return GNUPG_Invalid_Sexp; - s += n; - } - } - *buf = s; - *depth = d; - return 0; -} - - -/* Check whether the the string at the address BUF points to matches - the token. Return true on match and update BUF to point behind the - token. */ -static inline int -smatch (unsigned char const **buf, size_t buflen, const char *token) -{ - size_t toklen = strlen (token); - - if (buflen != toklen || memcmp (*buf, token, toklen)) - return 0; - *buf += toklen; - return 1; -} - -#endif /*SEXP_PARSE_H*/ |